A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6650-01-015-7111
NSN 6220-00-231-9429
NSN 6150-01-204-5627
NSN 6610-00-053-9565
NSN 5960-01-544-1273
NSN 5925-01-342-0842
NSN 5950-01-419-2821
NSN 6620-01-157-0759
NSN 6645-00-736-0476
NSN 6145-01-432-0088
NSN 5985-01-207-0952
NSN 5998-01-185-4012